> So, the next step is to find out why the installer does not recognize that
> you are on serial console.
> Can you please boot the installer again and activate a debug shell (there
> is an option in the installer's main menu, or alternatively you can use
> that network-console component).
> Please provide the output of 'cat /proc/cmdline'.
~ # cat /proc/cmdline
ro ramdisk_size=10240 --
> Next, run 'nano /usr/lib/finish-install.d/90console'; this will start an
> editor for that file:
> - add a line 'set -x' below 'set -e'
> - delete all lines between (not including) 'ttyterm="$TERM"' and ';;'
> - save and exit
> And then run the script and provide the full output. If you load the
> optional openssh-client-udeb, you can scp a file to another system.
~ # ls -l /usr/lib/finish-install.d/90console
ls: /usr/lib/finish-install.d/90console: No such file or directory
~ # ls -l /usr/lib/finish-install.d/
-rwxr-xr-x 1 root root 2111 May 14 18:14 05brltty
-rwxr-xr-x 1 root root 2441 May 14 18:14 05localechooser
-rwxr-xr-x 1 root root 50 May 14 18:14 07preseed
-rwxr-xr-x 1 root root 645 May 14 18:14 15cdrom-detect
-rwxr-xr-x 1 root root 18 May 14 18:14 30hw-detect
-rwxr-xr-x 1 root root 542 May 14 18:14 94save-logs